/*
 * Copyright 1999-2017 Alibaba Group Holding Ltd.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package studio.raptor.sqlparser.ast.statement;

import java.util.ArrayList;
import java.util.List;
import studio.raptor.sqlparser.ast.SQLExpr;
import studio.raptor.sqlparser.ast.SQLObjectImpl;
import studio.raptor.sqlparser.visitor.SQLASTVisitor;

public class SQLSelectGroupByClause extends SQLObjectImpl {

  private final List<SQLExpr> items = new ArrayList<SQLExpr>();
  private SQLExpr having;
  private boolean withRollUp = false;
  private boolean withCube = false;

  public SQLSelectGroupByClause() {

  }

  protected void accept0(SQLASTVisitor visitor) {
    if (visitor.visit(this)) {
      acceptChild(visitor, this.items);
      acceptChild(visitor, this.having);
    }

    visitor.endVisit(this);
  }

  public boolean isWithRollUp() {
    return withRollUp;
  }

  public void setWithRollUp(boolean withRollUp) {
    this.withRollUp = withRollUp;
  }


  public boolean isWithCube() {
    return withCube;
  }

  public void setWithCube(boolean withCube) {
    this.withCube = withCube;
  }

  public SQLExpr getHaving() {
    return this.having;
  }

  public void setHaving(SQLExpr having) {
    if (having != null) {
      having.setParent(this);
    }

    this.having = having;
  }

  public List<SQLExpr> getItems() {
    return this.items;
  }

  public void addItem(SQLExpr sqlExpr) {
    if (sqlExpr != null) {
      sqlExpr.setParent(this);
      this.items.add(sqlExpr);
    }
  }
}
